APA Style

Admiralty IALA Maritime Buoyage System : Combined cardinal And Lateral System (Red To Port In Region A And Red To Starboard In Region B). (2012). : United Kingdom Hydrographic Office.

MLA Style

Admiralty IALA Maritime Buoyage System : Combined cardinal And Lateral System (Red To Port In Region A And Red To Starboard In Region B). Seventh Edition 2012. : United Kingdom Hydrographic Office, 2012. Text.